.box{
    height: 100px;
    width: 100px;
    background-color: rgb(255, 156, 156);
}

.box4 {
    width: 100px;
    height: 100px;
    background: url(../img/ju1.jpg);
  }
  
  .box5 {
    width: 100px;
    height: 100px;
    background: url(../img/ju2.png);
  }